CCSS.Math.Content.HSS.ID.B.6

Which scatterplot most likely has a line of best fit represented by y = - 2x + 1

• W
• X
• Y
• Z

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CCSS.Math.Content.HSS.ID.B.6

Shown is a residual plot. Would a linear regression model of the data be most appropriate?

• YES
• NO

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CCSS.Math.Content.HSS.ID.B.6

What type of association does this graph have?

• positive
• negative
• none
• all of the above

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CCSS.Math.Content.HSS.ID.B.6

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?

• 85

• 92

• 70

• 76

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CCSS.Math.Content.HSS.ID.B.6

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

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CCSS.Math.Content.HSS.ID.B.6

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

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CCSS.Math.Content.HSS.ID.B.6

Based on the scatterplot, which of the following conclusions about the relationship between her height and weight is true?

• There is a negative relationship between height and weight

• There is a positive relationship between height and weight

• There is a constant relationship between height and weight

• There is no relationship between height and weight

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CCSS.Math.Content.HSS.ID.B.6

Data is collected comparing minutes of exercise each day and blood pressure. It is determined that the correlation coefficient is -0.87. What does this mean?

• There is a strong negative correlation between exercise and blood pressure.

• There is a weak negative correlation between exercise and blood pressure.

• There is a strong positive correlation between exercise and blood pressure.

• There is no correlation between exercise and blood pressure.

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CCSS.Math.Content.HSS.ID.B.6

What is the correlation for the following Scatter Plot.

• Weak Positive

• No Correlation

• Strong Negative

• Weak Negative

• Strong Positive

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CCSS.Math.Content.HSS.ID.B.6

What is a line of best fit used for?

• To make predictions
• To make the graph look pretty
• To connect the points
• To make it look like you know what you are doing

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CCSS.Math.Content.HSS.ID.B.6